Columbus Machine and Welding Works, Inc., is a complete job shop with a wide range of engine lathes and CNC lathe, milling machines and CNC mill and drill presses, all of which are equipped with digital read-out systems to insure quality, close tolerances and productivity. We offer a complete line of welding equipment and metal fabrication equipment and have the equipment and capability to move and set all types of industrial machinery. We also rebuild and pressure test hydraulic cylinders of all sizes. In addition to our shop we have a Parts and Supply Department. Please see our product and equipment pages for our line lists.. Drive Shafts Driveshafts